3Com 3105 Add On Key Expansion 3C10405A (655-0141-01) Power:Power over Ethernet (PoE) Point-to-point distances up to 30

Point-to-point distances up to 30 miles

and supports both the 802

Adtran Opti-6100 1184524L1 Description:

Adtran 17101548PF1 Features:

Inter-Tel 550

3Com 3105 Add On Key Expansion 3C10405A (655-0141-01) Power:Power over Ethernet (PoE) Point-to-point distances up to 303Com 3105 Add On Key Expansion 3C10405A Description: The 3Com Key Expansion unit is specially designed for use with your 3Com NBX phone. The 3105 Add on console is for those who need access to and to see the status of all available extensions at once. The 3Com NBX 3105 add on console has fifty programmable buttons reserved for the lines in your system. In addition to these fifty buttons, up to 100 users can be seen with the use of a shift key. The